Home / 270,929.25-373,878.12-148,420.65

Finding the Fourth Proportional to 270,929.25, 373,878.12 and 148,420.65

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Solution

The fourth proportional to 270,929.25, 373,878.12 and 148,420.65 is: 204,818.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,929.25 : 373,878.12 = 148,420.65 : x
  2. Step 2: Convert to fraction form
    270,929.25/373,878.12 = 148,420.65/x
  3. Step 3: Cross multiply
    270,929.25x = 373,878.12 × 148,420.65
  4. Step 4: Simplify right side
    270,929.25x = 55,491,233,591.18
  5. Step 5: Solve for x
    x = 55,491,233,591.18/270,929.25
  6. Step 6: Final answer
    x = 204,818.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.